Stephen Anthony Bucknor, OJ (born 31 May 1946) is a Jamaican former international cricket umpire. Bucknor umpired in a record 128 Test matches between 1989 and 2009, and also umpired in 181 One Day Internationals during this period, including five consecutive Cricket World Cup finals from 1992 to 2007. Before becoming a cricket umpire, he was a football player and referee and a high school mathematics teacher. In October 2007, he was awarded the Order of Jamaica, Commander Class, for "outstanding services in the field of sports".